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Yellow-thighed Brushfinch - BirdForum Opus

Alternative names: Yellow-thighed Finch; Yellow-thighed Sparrow; Yellow-thighed Sparrow-Finch

Male
Photo by Stanley Jones
Alajuela Province, Costa Rica, March 2008
Atlapetes tibialis

Pselliophorus tibialis

Identification

17–18·5 cm (6¾-7¼ in)

  • Dark grey
  • Black crown, throat, wings and tail
  • Olive tinge to the belly and breast
  • Bright yellow puffs of plumage on the thighs
A ventral view of the yellow thighs
Photo by HelenB
Near the Savegre Valley, Costa Rica, February 2007

Young birds

  • Duller, sootier plumage
  • Brownish tinge on underparts
  • Olive-brown thighs

Distribution

Central America: found only in the humid montane forests of Costa Rica and western Panama.
A restricted-range species. Common in parts of its range.

Taxonomy

This is a monotypic species[1].
It's sometimes considered conspecific with Yellow-green Brushfinch and both have in the past been placed in genus Pselliophorus.

Habitat

Humid mountain forests, second growth, bamboo clumps, scrubby pasture and bushy clearings. Occurs at 1200 m to the treeline mostly above 1500 m.

Behaviour

An active and noisy bird.

Breeding

The female builds the cup shaped nest, hidden in coarse grasses, bamboo or thick foliage. The 2 white or pale blue eggs have brown blotches and are incubated by the female for 12-14 days.

Diet

They feed on, or near the ground, on insects, spiders, berries and nectar from tubular flowers. Will take seeds when available.

References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2019. The eBird/Clements Checklist of Birds of the World: v2019. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Del Hoyo, J, A Elliott, and D Christie, eds. 2011. Handbook of the Birds of the World. Volume 16: Tanagers to New World Blackbirds. Barcelona: Lynx Edicions. ISBN 978-8496553781
  3. Baldwin, J. W. (2020). Yellow-thighed Brushfinch (Atlapetes tibialis), version 1.0. In Birds of the World (T. S. Schulenberg, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.yetfin1.01
  4. Angehr and Dean 2010: The birds of Panama, a field guide

Recommended Citation

External Links

GSearch checked for 2020 platform.1

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